公开(公告)号：JP2003147255A

公开(公告)日：2003-05-21

申请号：JP2001345767

申请日：2001-11-12

Applicant: JSR CORP

Inventor： TAMORI KOJI ,  KATO MINORU ,  MIHARA ITSUKI

IPC: C08F2/24 ,  C08F212/06 ,  C08F220/18 ,  C09D5/02 ,  C09D125/00 ,  C09D133/00 ,  C09D135/00 ,  C09D157/10 ,  C09D163/00 ,  D21H19/24

Abstract: PROBLEM TO BE SOLVED: To provide an aqueous dispersing element for coating capable of forming a coated film excellent in solvent resistance, water resistance, printability, acid resistance and alkali resistance. SOLUTION: This aqueous dispersing element for coating comprises polymer particles obtained by carrying out emulsion polymerization of (A) an aromatic ethylenic unsaturated monomer with (B) an ethylenic unsaturated monomer having epoxy group, (C) an ethylenic unsaturated carboxylic acid monomer and (D) the other ethylenic unsaturated monomer which is copolymerizable with the component (A), the component (B) and component (C) in an aqueous solvent in the presence of a reactive emulsifying agent and having >=70% gel fraction and

公开(公告)号：JP2003082036A

公开(公告)日：2003-03-19

申请号：JP2001279974

申请日：2001-09-14

Applicant: Jsr Corp ,  ジェイエスアール株式会社

Inventor： SUZUKI GINPEI ,  YASUKAWA SHIRO ,  TSURUOKA KATSUHIKO ,  KATO MINORU

IPC: C09K3/10 ,  C08F236/10

Abstract: PROBLEM TO BE SOLVED: To provide a copolymer latex having sealing effect and hot water resistance, slight change with time, no adverse effect on the canned contents, to be used for producing sealants having good wrap tightening effect and high sealing effect even if put to high-speed wrap tightening.
SOLUTION: This copolymer latex is such that the copolymer is composed of 30-70 pts.wt. of an aliphatic conjugated diene unit and 70-30 pts.wt. of an aromatic vinyl compound unit; wherein the Mooney viscosity (ML
1+4 , 100°C) of the copolymer constituting the latex is 15-55. This latex has slight viscosity change with time in the form of compound coating, high sealing effect and hot water resistance and squeeze resistance, thus having high performances for sealants.
COPYRIGHT: (C)2003,JPO

Abstract translation: 要解决的问题：为了提供具有密封效果和耐热水性的共聚物胶乳，随着时间的推移稍微改变，对罐装内容物没有不利影响，用于制造具有良好包装紧固效果和高密封效果的密封剂，即使放在 高速包装紧固。 解决方案：该共聚物胶乳使共聚物由30-70重量份组成。 的脂肪族共轭二烯单元和70-30重量份 的芳族乙烯基化合物单元; 其中构成胶乳的共聚物的门尼粘度（ML1 + 4,100℃）为15-55。 该胶乳以复合涂层的形式随时间稍微粘度变化，密封效果好，耐热水性和耐挤压性好，因此具有高密封性能。

公开(公告)号：JP2002322391A

公开(公告)日：2002-11-08

申请号：JP2001129204

申请日：2001-04-26

Applicant: JSR CORP

Inventor： KATO MINORU

IPC: C09D4/06 ,  C09D133/00 ,  C09G1/16

Abstract: PROBLEM TO BE SOLVED: To obtain an aqueous coating composition and a floor polishing composition which is excellent in release and dry buff properties. SOLUTION: The aqueous coating composition comprises (A) an aqueous copolymer dispersion of 100 pts.wt., which is made by emulsion polymerization of an ethylenic unsaturated monomer composed of (a) an ethylenic unsaturated carboxylic acid monomer of 5-30 wt.%, (b) an alkyl (meth) acrylate monomer of 10-80 wt.% and another monomer of 0-85 wt.% which is copolymerizable with the (a) and (b) components [(a)+(b)+(c)=100 wt.%], (B) an energy beam- curable unsaturated monomer of 0.5-200 pts.wt. and (C) a photo initiator of 0.01-10 pts.wt. based on the (B) component of 100 pts.wt.

公开(公告)号：JP2002188059A

公开(公告)日：2002-07-05

申请号：JP2000387342

申请日：2000-12-20

Applicant: JSR CORP

Inventor： KATO MINORU ,  KURITA OSAMU ,  MOGI TAKESHI

IPC: C09G1/00 ,  C08F220/18 ,  C09G1/16

Abstract: PROBLEM TO BE SOLVED: To provide a composition for polishing agents excellent in endurance, leveling property, gloss, water resistance, resistance to detergents and suitability for dry puff. SOLUTION: This composition for polishing agents comprises a copolymer obtained by carrying out emulsion polymerization of (A) 100 pts.wt. ethylenic unsaturated monomer mixture composed of (a) 3-30 wt.% ethylenically unsaturated carboxylic acid monomer, (b) 10-80 wt.% (meth)acrylic acid alkyl ester monomer and (c) 0-87 wt.% other monomer copolymerizable with these components (a) and (b) [wherein (a)+(b)+(c)=100 wt.%] with (B) 0.1-30 pts.wt. crosslinking unsaturated monomer. Swelling ratio of the copolymer-containing composition with a solvent is 10-500%.

公开(公告)号：JP2000264971A

公开(公告)日：2000-09-26

申请号：JP35376199

申请日：1999-12-13

Applicant: JSR CORP

Inventor： KATO MINORU

IPC: C08J3/02 ,  C08G77/42 ,  C08G79/00 ,  C08G81/00 ,  C08J3/12 ,  C09D7/12 ,  C09D183/10 ,  C09D185/00

Abstract: PROBLEM TO BE SOLVED: To obtain composite particles contained in a dispersion having the lowest membrane-forming temperature at a specific temperature or lower, capable of forming a coated membrane excellent in weather resistance, especially in soil resistance by making exist a polymer on the surface of polymer particles. SOLUTION: The composite particles are obtained by making exist at least either one of a polymer of an organic silicon compound or a polymer of an organic metal compound on the surfaces or in the vicinity of the surfaces of polymer particles [preferably polymer particles having 1-29 deg.C glass transition temperature, e.g. (meth)acrylic polymer particles], and having

公开(公告)号：JPH11189737A

公开(公告)日：1999-07-13

申请号：JP36739497

申请日：1997-12-25

Applicant: JSR CORP

Inventor： KATO MINORU

IPC: C08J7/04 ,  C09D5/00 ,  C09D127/12 ,  C09D133/00 ,  C09D139/04 ,  C09D183/04 ,  C09D191/06

Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition with excellent weatherability and durability, in particular prevented from discoloration of the base materials coated therewith, and usable as an aqueous polisher. SOLUTION: This composition comprises at least one of the aqueous dispersions (1), (2) and (3) described below and a wax emulsion: (1) an aqueous dispersion of a copolymer from (a) an α,βunsaturated carboxylic acid, (b) a monomer bearing ultravioletabsorbing functional group, and (c) as desired, another copolymerizable monomer, (2) an aqueous dispersion of compound particles composed of a (meth)acrylic polymer and a polysiloxane and having an ultraviolet-absorbing component, and (3) an aqueous dispersion of compound particles composed of a (meth)acrylic polymer and a fluoropolymer and having an ultraviolet-absorbing component.

公开(公告)号：JP2001200129A

公开(公告)日：2001-07-24

申请号：JP2000009188

申请日：2000-01-18

Applicant: JSR CORP

Inventor： KATO MINORU ,  TSURUOKA KATSUHIKO

IPC: C08L51/00 ,  C08F265/06 ,  C09D151/00 ,  C09D183/06

Abstract: PROBLEM TO BE SOLVED: To provide composite particles contained in a dispersion system capable of forming coating film with excellent weatherability and antifouling tendency, to provide such a dispersion system, and to provide a method for producing such a dispersion system. SOLUTION: The composite particles are (i) polymer particles composed of a total of 100 wt.% of (a) 2-70 wt.% of core polymer phase and (b) 98-30 wt.% of shell polymer phase; wherein (ii) organosilicon compound polymer and/or organometallic compound polymer are (is) present on the surface and/or in the vicinity of the surface of the shell polymer phase b, and the respective constitutive units of the core polymer phase (a) and the shell polymer phase b differ from each other, otherwise differing in proportion from each other. The 2nd objective method for producing such composite particles and the 3rd objective coating material containing such composite particles are provided, respectively.

公开(公告)号：JP2001123106A

公开(公告)日：2001-05-08

申请号：JP30780499

申请日：1999-10-28

Applicant: JSR CORP

Inventor： KATO MINORU ,  MIHARA IWAO ,  MOGI TAKESHI

IPC: C09D133/06 ,  C09D5/00 ,  C09D133/02 ,  C09D133/14 ,  C09D133/24 ,  C09D139/08

Abstract: PROBLEM TO BE SOLVED: To provide a liquid dispersion that has excellent neutralization inhibiting ability, durability and high gloss suitable as an aqueous coating agent for coating cement molded bodies, plastics, ceramics, wood materials and the like and provide a water-based coating material having the above excellent properties. SOLUTION: This water-based coating copolymer dispersion contains a copolymer obtained by emulsion-polymerizing (A) 20-99.89 pts.wt. of an alkyl (meth) acrylate monomer, (B) 0.1-10 pts.wt. of an ethylenically unsaturated carboxylic acid monomer, (C) 0.01-10 pts.wt. of a cationic group-bearing monomer, and (D) 0-79.89 pts.wt. of monomers copolymerzable with the above monomers (A), (B) and (C) (where the total of the components (A) through (D) is 100 pts.wt.). The above copolymer has (a) the glass-transition temperature of -30 to +70C deg. and (b) the insoluble fraction in diethylene glycol monoethyl ether is in the range of from 0-90 wt.% and (c) the average particle size in the dispersion is in the range of from 10 to 500 nm.

公开(公告)号：JP2001002980A

公开(公告)日：2001-01-09

申请号：JP2000106884

申请日：2000-04-07

Applicant: JSR CORP

Inventor： MOGI TAKESHI ,  KATO MINORU ,  TSURUOKA KATSUHIKO

IPC: C09D133/08 ,  C09D5/00 ,  C09D133/10

Abstract: PROBLEM TO BE SOLVED: To obtain an aqueous coating composition excellent in safety with no heavy metal, having an excellent luster and appearance as a coated object, excellent in durability and waterproofness indicated by an evaluation index such as black-heel-mark-proofness or scuffproofness and useful especially as a flooring coating material. SOLUTION: This aqueous coating composition is obtained by including (A) 100 pts.wt. (solids) of an aqueous dispersion of a copolymer obtained by copolymerization between (a) 2-40 wt.% of a monomer, an α,'-unsaturated carboxylic acid, (b) 20-90 wt.% of a 2nd monomer, a (meth)acrylic alkyl ester and (c) 0-78 wt.% of a 3rd monomer copolymerizable with the (a) monomer and b monomer, and (B) 0.1-100 pts.wt. of a compound of the formula, R3-nNXn [R is hydrogen, an alkyl group or amino alkyl group, X is a hydroxylalkyl group; and (n) is an integer of 1-3]; wherein the glass transition temperature (Tg) of the copolymer is