This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了烯类化合物三种主要制备法炔法、脱卤化氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，烯产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟丙烯和四氟烯全氟代烷烯共聚物结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯-4-苯代苯鎓盐(DPTS)为光引发剂,研究了烯正丁本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,丙烯酸和酸烯酯为原料,通过烯交换反应制备丙烯酸烯酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二烯反应,我们得到了一种新颖酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲吲哚啉和取代水杨醛缩合得到十三种新烷苯烯吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架β-苯丙烯酸酯为中间体先引入双键,再经过三酮合环制备烯吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷和丙烯酸为原料合成了阻燃型烯酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-烯甲酰胺碱性水解得到聚烯胺在芦苇浆和麦草浆造纸中对纸张增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚烯蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯基醚类化合物的三种主要制备方法乙炔法、脱卤化氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，乙烯基产品，，发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙丙烯和四氟乙烯全氟代烷基乙烯基醚共聚物的结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)光引发剂,研究了乙烯基正丁醚的本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺催化体系,丙烯酸和乙酸乙烯料,通过乙烯基交换反应制备丙烯酸乙烯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯基醚的反应,我们得到了一种新颖的缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯乙烯基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架的β-苯基丙烯酸中间体先引入双键,再经过三酮合环制备乙烯基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷和丙烯酸料合成了阻燃型乙烯基树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙烯基甲酰胺的碱性水解得到的聚乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙烯基蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯基醚物的三主要制备方法乙炔法、脱卤氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，乙烯基产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙丙烯和四氟乙烯全氟代烷基乙烯基醚共聚物的结构和力学热学、辐射、学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为光引发剂,研究了乙烯基正丁醚的本体和溶液光聚。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应制备丙烯酸乙烯酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯基醚的反应,我们得到了一的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩得到十三的烷基苯乙烯基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架的β-苯基丙烯酸酯为中间体先引入双键,再经过三酮环制备乙烯基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷和丙烯酸为原料成了阻燃型乙烯基酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙烯基甲酰胺的碱性水解得到的聚乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应成了11,12-二氰-9,10-二氢-9,10-亚乙烯基蒽(4),4分子4自身加成聚制备了一全凹型四氮杂口卜啉结构物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯醚类化合物的三种主要制备方法乙炔法、脱卤化氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，乙烯产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了全氟乙丙烯和四氟乙烯全氟乙烯醚共物的结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯-4-苯苯鎓盐(DPTS)为引发剂,研究了乙烯正丁醚的本体和溶合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯交换反应制备丙烯酸乙烯酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲吲哚啉和取水杨醛缩合得到十三种新的苯乙烯吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架的β-苯丙烯酸酯为中间体先引入双键,再经过三酮合环制备乙烯吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙和丙烯酸为原料合成了阻燃型乙烯酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由N-乙烯甲酰胺的碱性水解得到的乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙烯蒽(4),4分子4自身加成合制备了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了基醚类化合物的三种主要制备方法炔法、脱卤化氢法和缩醛热分法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

也可能被用于陶器，基产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟丙和四氟全氟代烷基基醚共聚物的结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为光引发剂,研究了基正丁醚的本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋钯/邻菲洛林/脂肪胺为催化体系,丙和酯为原料,通过基交换反应制备丙酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧和二基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烃骨架的β-苯基丙酯为中间体先引入双键,再经过三酮合环制备基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷和丙为原料合成了阻燃型基酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-基甲酰胺的碱性水得到的聚胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚基蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯基醚类化合物的三种主要方法乙炔法、脱卤化氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅被用于陶器，乙烯基产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙烯和四氟乙烯全氟代烷基乙烯基醚共聚物的结构和力学热学、辐射、化学性。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为光引发剂,研究了乙烯基正丁醚的本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应烯酸乙烯酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯乙烯基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架的β-苯基烯酸酯为中间体先引入双键,再经过三酮合环乙烯基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯烷和烯酸为原料合成了阻燃型乙烯基酯树脂，其阻燃性良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙烯基甲酰胺的碱性水解得到的聚乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙烯基蒽(4),4分子4自身加成聚合了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯基醚类合物的三种主要制备方法乙炔法、脱卤氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，乙烯基产品，蜡烛，染剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙丙烯和四氟乙烯全氟代烷基乙烯基醚共聚物的结构和力学热学、、学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为剂,研究了乙烯基正丁醚的本体和溶液聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应制备丙烯酸乙烯酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙烯基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯乙烯基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烯烃骨架的β-苯基丙烯酸酯为中间体先入双键,再经过三酮合环制备乙烯基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷和丙烯酸为原料合成了阻燃型乙烯基酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙烯基甲酰胺的碱性水解得到的聚乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙烯基蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙基醚类化合物的三种主要制方法乙炔法、脱卤化氢法和缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

能被用于陶器，乙基产品，蜡烛，染发剂和其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟乙和四氟乙全氟代烷基乙基醚共聚物的结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为光引发剂,研究了乙基正丁醚的本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,酸和乙酸乙酯为原料,通过乙基交换反应制酸乙酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙基醚的反应,我们得到了一种新颖的酯缩醛结构分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯乙基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烃骨架的β-苯基酸酯为中间体先引入双键,再经过三酮合环制乙基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯烷和酸为原料合成了阻燃型乙基酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙基甲酰胺的碱性水解得到的聚乙胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙基蒽(4),4分子4自身加成聚合制了一种全新凹型四氮杂口卜啉结构化合物。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了醚类化合物的三种主要制备方法炔法、脱卤化氢法缩醛热分解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，产品，蜡烛，染发剂其他产品。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述了聚全氟丙四氟全氟代烷醚共聚物的力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯-4-苯代苯鎓盐(DPTS)为光引发剂,研究了正丁醚的本体溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,丙酸酸酯为原料,通过交换反应制备丙酸酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸二醚的反应,我们得到了一种新颖的酯缩醛分子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲吲哚啉取代水杨醛缩合得到十三种新的烷苯吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烃骨架的β-苯丙酸酯为中间体先引入双键,再经过三酮合环制备吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯丙烷丙酸为原料合成了阻燃型酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-甲酰胺的碱性水解得到的聚胺在芦苇浆麦草浆造纸中对纸张的增强、助滤助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉化合物。